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Communication guides

Verify users with OTPs and send customer, scheduled, and broadcast notifications.

01Start hereVerify Users with OTPVerify an SMS one-time password and authorize only a passing attempt.02GuideVerify users with OTPApply the verdict-safe OTP verification flow to user authentication.03GuideSend customer notificationsKeep customers informed with transactional and marketing notifications via SMS and email using the Chime API.04GuideSend scheduled notificationsSchedule notifications to multiple customers for future delivery using the Chime scheduling API.05GuideBroadcast to customersSend immediate notifications to multiple customers simultaneously using the Chime broadcast API.